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eBook formatKindle Edition, (torrent)En
File size2.7 Mb
Pages count304
Book rating4 (1 votes)
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These flash cards are designed to help you quickly do addition and subtraction with negative numbers in your head. Each flash card lists a pair of numbers on the first page, with at least one that is negative, and the sum or difference of those numbers on the next page.

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download Scott Douglas Negative Number Addition And Subtraction Flash Cards (Negative Number Flash Cards Book 1) PDF

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